nsDOMAttribute.h

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- *//* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is Mozilla Communicator client code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * the Initial Developer. All Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the terms of * either of the GNU General Public License Version 2 or later (the "GPL"), * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */#ifndef nsDOMAttribute_h___#define nsDOMAttribute_h___#include "nsIAttribute.h"#include "nsIDOMAttr.h"#include "nsIDOMText.h"#include "nsIDOMNodeList.h"#include "nsGenericDOMNodeList.h"#include "nsString.h"#include "nsCOMPtr.h"#include "nsINodeInfo.h"#include "nsIDOM3Node.h"#include "nsDOMAttributeMap.h"class nsDOMAttribute;
// bogus child list for an attributeclass nsAttributeChildList : publicnsGenericDOMNodeList
{
public:
nsAttributeChildList(nsDOMAttribute* aAttribute);
virtual ~nsAttributeChildList();
// interface nsIDOMNodeList
NS_IMETHOD GetLength(PRUint32* aLength);
NS_IMETHOD Item(PRUint32 aIndex, nsIDOMNode** aReturn);
void DropReference();
protected:
nsDOMAttribute* mAttribute;
};
// Attribute helper class used to wrap up an attribute with a dom// object that implements nsIDOMAttr and nsIDOMNodeclass nsDOMAttribute : publicnsIDOMAttr,
public nsIDOM3Node,
public nsIAttribute
{
public:
nsDOMAttribute(nsDOMAttributeMap* aAttrMap, nsINodeInfo *aNodeInfo,
const nsAString& aValue);
virtual ~nsDOMAttribute();
NS_DECL_ISUPPORTS
// nsIDOMNode interface
NS_DECL_NSIDOMNODE
// nsIDOM3Node interface
NS_DECL_NSIDOM3NODE
// nsIDOMAttr interface
NS_DECL_NSIDOMATTR
// nsIAttribute interfacevoid SetMap(nsDOMAttributeMap *aMap);
nsIContent *GetContent() const;
// Property functions, see nsPropertyTable.hvirtualvoid* GetProperty(nsIAtom *aPropertyName,
nsresult *aStatus = nsnull);
virtual nsresult SetProperty(nsIAtom *aPropertyName,
void *aValue,
NSPropertyDtorFunc aDtor);
virtual nsresult DeleteProperty(nsIAtom *aPropertyName);
virtualvoid* UnsetProperty(nsIAtom *aPropertyName,
nsresult *aStatus = nsnull);
staticvoid Initialize();
staticvoid Shutdown();
protected:
static PRBool sInitialized;
private:
nsString mValue;
// XXX For now, there's only a single child - a text// element representing the valuensIDOMText* mChild;
nsAttributeChildList* mChildList;
nsIContent *GetContentInternal() const{
return mAttrMap ? mAttrMap->GetContent() : nsnull;
}
};
#endif /* nsDOMAttribute_h___ */